<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        div{
            width: 100px;
            height: 100px;
            background-color: red;
        }
    </style>
</head>
<body>
  <div>div1</div>
  <div>div2</div>
  <span>span1</span>
  <span>span2</span>
</body>
</html>